Question

h) 5 + (2 + 3) = (5 + 2) + 3
i) 7 + (6 + 4) = (7 + 6) +
j) 2 + ( 3 + 5) = ( 4 + 1) + 5
k) 8 + (9 +_)= (+9) + 3
D) __+(2 + 1) = (5 + ) +
m)A + (b + c) = (+ + c
n) (5 + 3) + 7 = 5 + ( +​

Answer 1

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